Unit 2 Statistics Booklet - Newbattle Community High School

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The Line GraphExercise 21. The temperature on top of a town hall was taken every morning at 11.00 a.m.This line graph was made up from the recordings.Temperature (˚C)876543210-1-2-3-4M T W Th Fr Sat Su M T W Th Fr Sat Su(Week 1) (Week 2)(a) What was the temperature on:(i) the Wednesday of week 1 (ii) the Friday of week 2?(b) What was the fall in temperature from Tuesday, week 2 - until Friday, week 2?(c) Between which two days was there the biggest rise in temperature?(d) What was the trend of the graph from Wednesday to Saturday of the first week?2. Someone was also recording the temperature of the rooms inside the town hallevery hour from when she arrived at 7 a.m. until 6 p.m.302826Temperature (˚C)24222018161412107am 8am 9am 10am 11am noon 1pm 2pm 3pm 4pm 5pm 6pmMathematics: Mathematics 2 (Int 1) <strong>Statistics</strong> – Student Materials 8
(a)(b)(c)(d)(e)(f)(g)When do you think that the heating was switched on?What was the highest temperature?When was this?Suggest a reason for the sudden dip from 2 p.m. till 3 p.m.Between which times did the temperature rise the most slowly?What was the longest time that the temperature kept rising?When was the heating officially switched off?3. The line graph shows the number of swimming trunks, bikinis etc. bought in asuperstore during the months of January to October in a normal year.1210Swim Wear (1000’s)86420Jan Feb March April May June July Aug Sept Oct(Sales month)(a)(b)(c)(d)(e)(f)Why are sales so low during January?When do the sales remain the same?(three answers required).During which month do the sales rise the most?When is the most dramatic fall in sales and by how much?When are sales at a peak? Why is this?Although sales are not great in September - why do you think that swim wearis still being bought?Mathematics: Mathematics 2 (Int 1) <strong>Statistics</strong> – Student Materials 9
Page 1: MATHEMATICS 2 (INT 1) - STATISTICS
Page 5 and 6: The Bar Graph (Chart)Exercise 11. T
Page 7: 5. The diagram refers to the sales
Page 11 and 12: 4. For the year 1996 - 1997, the gr
Page 13 and 14: 4.buscarplanetrainbuscarplaneSeries
Page 15 and 16: 4. ‘Trylin Yachts’ cost £100 0
Page 17 and 18: Construction of GraphsExercise 71.
Page 19 and 20: 8. The results in the table below m
Page 21 and 22: Frequency TablesExercise 81. What n
Page 23 and 24: 4. A plumber decided to monitor the
Page 25 and 26: USE OF SIMPLE STATISTICSBy the end
Page 27 and 28: Range, Mean, Median and ModeExercis
Page 29 and 30: 11. Mary and Beth played eight roun
Page 31 and 32: 4. The pupils in Castle High School
Page 33 and 34: 6. A pack of 52 playing cards are l
Page 35 and 36: MATHEMATICS 2 (INTERMEDIATE 1)Check
Page 37 and 38: MATHEMATICS 2 (INTERMEDIATE 1)Speci
Page 39 and 40: Answers to Graphs, Charts and Table
Page 41 and 42: 5. 45x(c) French marks are higher (
Page 43 and 44: Answers to Use of Simple Statistics
Page 45: Specimen Assessment Questions for G

Unit 2 Statistics Booklet - Newbattle Community High School

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